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Year 9 Mathematics homeschool curriculum

For AU homeschool families · Ages 14–15 · Aligned to ACARA v9 (Australian Curriculum)

Docent's voice AI tutor guides Year 9 students through number, algebra, measurement, space, statistics and probability. Every session is mapped to a real AC9 curriculum code so parents can see exactly which topics have been mastered — and use that data directly in compliance documents.

What we cover in Year 9 Mathematics

AC9 codeContent description
AC9M9N01Apply the exponent laws to numerical expressions with integer exponents and the index laws to algebraic terms, with and without numerical coefficients
AC9M9A01Sketch and interpret graphs of linear functions using key features, with and without digital tools
AC9M9A02Find the gradient of a line segment, the midpoint between two points, and the distance between two points on the Cartesian plane
AC9M9M01Calculate the surface areas and volumes of right prisms and cylinders

How Docent teaches Year 9 Mathematics

Voice-first lessons

Your child speaks; the AI tutor listens. Socratic questions guide them to find answers themselves before hints are offered. End-to-end voice latency is under 800 ms.

Adaptive difficulty

Bayesian Knowledge Tracing (BKT) adjusts each question's difficulty in real time. Children always work just above their current level — never bored, never overwhelmed.

Mastery tracking

Every AC9 content description is scored 0–1. Your dashboard shows which codes are at 90%+ mastery and which need more practice sessions.

Compliance-ready

Mastery data flows directly into compliance document generators — VRQA, NESA, HEU, IHIP, NZ MoE exemption — so you never re-enter information by hand.

Frequently asked questions

What maths topics does a Year 9 student cover under ACARA v9 (Australian Curriculum)?
At Year 9, students typically work on number and place value, addition and subtraction strategies, multiplication and division concepts, basic fractions, measurement (length, mass, capacity, time), 2D and 3D shapes, and introductory statistics. Docent maps every voice lesson to the specific curriculum content descriptions so you can track mastery per topic.
How does Docent teach Year 9 maths differently from a workbook?
Docent uses Socratic voice dialogue — your child explains their reasoning aloud, the AI tutor asks follow-up questions and provides hints before giving answers. This retrieval-practice approach builds deeper understanding than passive reading. The AI adapts difficulty in real time using Bayesian Knowledge Tracing (BKT) so your child always works in their zone of proximal development.
How do I know if my child is making progress in Year 9 maths?
Each content description from ACARA v9 (Australian Curriculum) is tracked on a 0–1 mastery scale. Your parent dashboard shows a per-code mastery bar updated after every lesson. When a code reaches 90%+ mastery across multiple spaced sessions, it's marked complete. You can export this data directly into your VRQA learning plan, NESA registration evidence, or IHIP progress report.

Explore more

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Start learning Mathematics with an AI tutor

Free for 8 voice minutes per day. No credit card required. Curriculum-aligned to ACARA v9 (Australian Curriculum) from day one.